94		Evidence: The Last Ritual (Windows, 2006)
45		Cold Case Files (Windows, 2004)
45		The Mummy Mystery (Windows, 2001)
45		Beasts (DOS, 2004)
45		Beasts (Windows, 2004)
44		Delaware St. John: Volume 1: The Curse of Midnight Manor (Windows, 2005)
44		Pursuit of Justice (Windows, 2001)
44		Post Mortem (Windows, 2003)
43		Law & Order: Dead on the Money (Windows, 2002)
43		Kids Zone: My Horse Gang (Windows, 2006)
43		Dollar (Windows, 2006)
43		Harvest (Windows, 2002)
43		Archie Barrel - Case: Hotel Imperial (Windows, 2000)
42		Santa Fe Mysteries: Sacred Ground (Windows, 1997)
42		Nancy Drew Dossier: Resorting to Danger! (Windows, 2009)
42		Santa Fe Mysteries: Sacred Ground (DOS, 1997)
42		Sherlock Holmes: The Awakened (Windows, 2007)
42		Santa Fe Mysteries: The Elk Moon Murder (DOS, 1996)
42		The Murderer (Windows, 2001)
42		CSI Hunt 1 (Windows, 2007)
42		Santa Fe Mysteries: The Elk Moon Murder (Windows, 1996)
42		Blue Heat (Windows, 1997)
41		Sherlock Holmes vs. Jack the Ripper (Windows, 2009)
41		Nostradamus: The Last Prophecy (Windows, 2008)
40		Mortville Manor (DOS, 1988)
40		Vera Cruz (DOS, 1987)
40		The Sydney Affair (DOS, 1987)
40		Fascination (DOS, 1992)
40		Tajemnica Statuetki (DOS, 1993)
40		In the Dead of Night (DOS, 1995)
40		Jack the Ripper (DOS, 1995)
40		L'Affaire... (DOS, 1986)
40		Evidence: The Last Report (DOS, 1996)
40		Maupiti Island (DOS, 1991)
40		Who Killed Brett Penance?: The Environmental Surfer (Windows, 1995)
40		Evidence: The Last Report (Windows, 1996)
40		Blindness (Windows, 1996)
40		Tōdō Ryūnosuke Tantei Nikki: Kohakuiro no Yuigon (Windows, 1996)
40		Who Killed Taylor French?: The Case of the Undressed Reporter (Windows, 1995)
40		J.B. Harold 3: D.C. Connection (Windows, 1997)
40		BeTchachey HaRating (Windows, 1997)
40		Angelica Weaver: Catch Me When You Can (Windows, 2012)
40		Paranormal Crime Investigations: Brotherhood of the Crescent Snake (Windows, 2011)
40		CSI: Crime Scene Investigation - Fatal Conspiracy (Windows, 2010)
40		Into Blue Valley (Windows, 2014)
40		Manhattan Requiem (Windows, 1995)
40		Murder at Masquerade Manor (Windows, 2013)

Notes: Games similar to Missing, Games like Missing, Lexis Numérique SA, The Adventure Company, Windows, Adventure, Detective, Mystery, 1st-person, Alternate reality game, PC, Game Similarities.